Olsen Anderson Construction LLC
1completed ADU permits
1total ADU permits
2021–2021active years on record
$597,321median est. project cost
Washington state license
No exact business-name match in the WA L&I registry — this builder may hold a license under a different legal name. Check the registry directly.
Permit record
Every ADU-related permit in covered city records naming this contractor. Links go to each city's official permit portal.
| Permit | City | Issued | Status | Est. cost | Address | Description |
|---|---|---|---|---|---|---|
| 6786748-CN | 2021-01-08 | Completed | $597,321 | 6034 3RD AVE NW | Establish use as and construct a single-family house and a detatched accessory dwelling unit (DADU) per plan. |
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